5K races in California, United States — 2026 running calendar

Dec

26

New Year's Run 5K/10K/13.1 San Diego

San Diego, California, United States

$30.00 - $45.00

Running

5K 10K Half-Marathon 1.6K +2

Dec

26

New Year's Run 5K/10K/13.1 San Francisco

San Francisco, California, United States

$30.00 - $45.00

Running

5K 10K Half-Marathon 1.6K +2

Dec

27

Countdown to the Finish – 5K, 10K, 10-Miler, Half Marathon

Long Beach, California, United States

$24.50 - $38.50

Running

5K 10K 16.1K Half-Marathon

Dec

31

New Year's One Day

San Jose, California, United States

Free - $205.00

Running

Ultra 48.3K 4.8K +4

Dec

31

Last Dash Before Midnight 5K, 10K, & Half Marathon by Califlow Runs

Long Beach, California, United States

$38.99 - $48.99

Running

5K 10K Half-Marathon

Jan

01

Brazen New Year's Day

Castro Valley, California, United States

$50.00 - $95.00

Running

5K 10K Half-Marathon REMOTE RUNNER

Jan

01

Brazen New Year's Eve

Castro Valley, California, United States

$50.00 - $95.00

Running

5K 10K Half-Marathon NYE REMOTE RUNNER

Jan

01

Resolve2Run

Grass Valley, California, United States

$15.00 - $30.00

Running

5K 10K +2

Jan

01

Free New Year's Day 5k by Chico Running Club

Chico, California, United States

Free

Running

5K

Jan

01

Run In The New Year 5k/10K/Half Marathon

Huntington Beach, California, United States

$38.00 - $75.00

Running

5K 10K Half-Marathon

Jan

01

Auburn Resolution Run

Auburn, California, United States

$35.00 - $55.00

Trail running Running

5K 10K 16.1K

Jan

02

Run into

Nipomo, California, United States

$50.00 - $60.00

Running

5K 10K